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0 item @ $0.00  

Chrysocolla

#37529

Chrysocolla

#37529
Availability
Sold
Size
5.5 x 4 x 3.5 cm - Sm Cabinet 
Formula
(Cu,Al)2H2Si2O5(OH)4·nH2O (RRUFF)
Locality
Reward mine, Inyo Co., California, United States
Tagged
copper

Light blue round groups and bladed groups of Chrysocolla to 1mm. The bladed groups are probably pseudomorphs after Hemimorphite. 

Chrysocolla

Formula
(Cu,Al)2H2Si2O5(OH)4·nH2
Crystal System
Orthorhombic 
Crystal Habit
Botryoidal, Earthy, Stalactitic 
Cleavage
None, None, None 
Luster
Vitreous - Dull 
Color
green, bluish green, blue, blackish blue, brown 
Streak
light green 
Class
Orthorhombic 
Fracture
Brittle - Sectile 
Hardness
2.5-3.5 

Data courtesy of Webmineral.

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